Malicious Code Vulnerability in alpha-booster Package on PyPI

alpha-booster Updated 02 Oct 2025

Summary

31/07/2025
CRITICAL
No i
Critical
Not published

MAL-2025-6431: Malicious code in alpha-booster (PyPI). Affects alpha-booster versions 1.0 – 1.3. No fix is published. How to fix ↓

Free scan

Check if this vulnerability affects your application

Upload a manifest or SBOM and we'll show whether you're affected, plus every other risky package in the same scan.

Check my app free

No signup required · Results in about 60 seconds

Upload your dependency manifest or SBOM

Drag & drop your file here or

Java Javascript PHP Python Go Rust Ruby Dart C/C++ Elixir CycloneDX SPDX

Upload a supported dependency manifest or SBOM. No installation or source-code access required.

See supported files and SBOM formats
SBOM sbom.json · bom.json · bom.xml · *.spdx.json · *.cdx.json · *.cdx.xml
Java pom.xml · gradle.lockfile · buildscript-gradle.lockfile
Javascript package-lock.json · yarn.lock · pnpm-lock.yaml
PHP composer.lock
Python poetry.lock · requirements.txt · Pipfile.lock
Go go.mod
Rust Cargo.lock
Ruby Gemfile.lock
Dart pubspec.lock
C/C++ conan.lock
Elixir mix.lock
Enter your work email to receive your report link.

Verify your email to view the full report and start 30 days of continuous monitoring. No credit card required.

Sponsored Devnack Penetration testing for web, API and mobile Manual testing by engineers who build software, not an auditor's checklist. Trusted by teams at Swift and Google Talk to Devnack

Background

The alpha-booster package is a Python library available on the Python Package Index (PyPI) that is designed to enhance machine learning models by providing various boosting algorithms. It is widely used in data science and machine learning projects for its ease of use and integration. However, recent findings have revealed that certain versions of this package contain malicious code that could compromise user systems.

Vulnerability Detail

The vulnerability identified in the alpha-booster package stems from the inclusion of malicious code in versions 1.0, 1.1, 1.2, and 1.3. This code can potentially allow unauthorized access to user data and execute harmful operations on the user's machine. The malicious code was discovered by ReversingLabs, highlighting the importance of scrutinizing third-party packages for security risks. Users of these affected versions are at risk of data breaches and system integrity issues.

How To Fix

This package is malicious. Remove it and rotate any credentials it could have accessed.

pip uninstall alpha-booster

If it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.

Tip — Not sure whether your app is affected? Vulert can check the versions your app actually runs. Scan free →

Workaround

If immediate updating is not feasible, consider removing the alpha-booster package from your environment until a secure version is confirmed. You can do this by running: pip uninstall alpha-booster.

Conclusion

The alpha-booster package on PyPI has been found to contain malicious code in specific versions, posing significant risks to users. It is essential to update to a secure version or remove the package entirely to protect against potential threats. Utilizing tools like Vulert can help monitor for such vulnerabilities in real-time.

See every vulnerability recorded for alpha-booster →

Share this vulnerability

FAQ

Versions 1.0, 1.1, 1.2, and 1.3 of the alpha-booster package are affected by the malicious code vulnerability.

You can use Vulert, which monitors and alerts for open-source vulnerabilities in real-time. Visit the Vulert playground at Vulert Scanner to check if your application is affected without requiring any signup.

If you have installed an affected version, it is crucial to update to the latest version of the alpha-booster package immediately or remove it from your environment.

The malicious code was discovered by ReversingLabs, a cybersecurity firm specializing in threat detection and analysis.

Using the affected versions can lead to unauthorized access to sensitive data, execution of harmful operations, and overall compromise of system integrity.

How To Fix

This package is malicious. Remove it and rotate any credentials it could have accessed.

pip uninstall alpha-booster

If it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.

Tip — Not sure whether your app is affected? Vulert can check the versions your app actually runs. Scan free →

Subscribe to Vulert on Telegram
Daily digest of new CVEs, critical and high severity, affected packages and fixes — plus a weekly roundup.
Join the channel →
Help improve this record
Report an issue or send feedback